Home / 203,464,003.70-305,196,005.55-194,110,642.10

Finding the Fourth Proportional to 203,464,003.70, 305,196,005.55 and 194,110,642.10

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Solution

The fourth proportional to 203,464,003.70, 305,196,005.55 and 194,110,642.10 is: 291,165,963.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,464,003.70 : 305,196,005.55 = 194,110,642.10 : x
  2. Step 2: Convert to fraction form
    203,464,003.70/305,196,005.55 = 194,110,642.10/x
  3. Step 3: Cross multiply
    203,464,003.70x = 305,196,005.55 × 194,110,642.10
  4. Step 4: Simplify right side
    203,464,003.70x = 59,241,792,603,665,664
  5. Step 5: Solve for x
    x = 59,241,792,603,665,664/203,464,003.70
  6. Step 6: Final answer
    x = 291,165,963.15

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.